First, I'm not aiming for a religion topic. Personally, I don't think one fully negates the other and I'm close to agnostic. So if there's any problems, just humor it.
In the current time, we're already seeing parts that are beoming useless. Such as the appendix, which I believe was used for digesting more raw foods.
If you look at the global population, people adapt to their land. Western Europe being more cloudy than other places made paler skinned people. While Africa with mostly deserts made darker skinned people. All areas with slight modifications to suit the environment.
Look at modern day man, what changes are we in store for in the next distant change?
No beards since the majority of man doesn't hunt in harsh conditions? One race due to a continuing "melting pot"? Built in shoes since we wear them all the time haha? The stereotype bigger brain no hair alien looking creature?